Connect explicitly to Redis on the backup tool

dal/tools/backup.py

@@ -18,6 +18,8 @@
 import sys
 from importlib import import_module
 
+from dal.movaidb import MovaiDB
+
 
 def test_reachable(redis_url):
     """Helper function to test wether a redis_server is reachable or not
@@ -134,6 +136,9 @@ def __init__(self, project, debug: bool = False, root_path=_ROOT_PATH, recursive
             # prints nothing
             self.log = lambda *args, **kwargs: None
 
+        # Connect to Redis
+        MovaiDB(db="global")
+
     #
     # reads a manifest file and returns
     # the declared objects